cm109 11-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888058a52900 submitted while active WARNING: drivers/usb/core/urb.c:380 at 0x0, CPU#1: swapper/1/0 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:usb_submit_urb+0x15a3/0x1920 drivers/usb/core/urb.c:380 Code: 7c 03 00 00 48 8b 04 24 48 8b 90 b0 00 00 00 eb 91 bb ed ff ff ff e9 07 f3 ff ff e8 67 14 b5 fa 48 8d 3d f0 a4 88 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 e9 f2 ff ff e8 49 14 b5 fa 0f 1f RSP: 0018:ffffc900006a0a90 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff888058a52900 RCX: ffffffff87917e34 RDX: ffff88801daa24c0 RSI: ffff888058a52900 RDI: ffffffff90919530 RBP: ffff8880260da858 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 00000000ffffffff R12: 0000000000000001 R13: ffff8880260da857 R14: ffff888058a58220 R15: 000000000000000f FS: 0000000000000000(0000) GS:ffff8880d6a83000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c439fd9 CR3: 000000005e899000 CR4: 0000000000352ef0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x2ed/0xb80 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x38b/0x610 drivers/usb/core/hcd.c:1661 usb_hcd_giveback_urb+0x39b/0x450 drivers/usb/core/hcd.c:1745 dummy_timer+0x1809/0x3a00 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x202/0xc40 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1858 handle_softirqs+0x219/0x8b0 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82 Code: 36 73 02 e9 93 2f 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 13 03 28 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000177de8 EFLAGS: 00000282 RAX: 0000000000183d49 RBX: 0000000000000001 RCX: ffffffff8b6256f9 RDX: 0000000000000000 RSI: ffffffff8daab773 RDI: ffffffff8bf1ec00 RBP: ffffed1003b54498 R08: 0000000000000001 R09: ffffed100d4a671d R10: ffff88806a5338eb R11: 00000000ffffffff R12: 0000000000000001 R13: ffff88801daa24c0 R14: ffffffff908612d0 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:767 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x38d/0x510 kernel/sched/idle.c:332 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:430 start_secondary+0x21d/0x2b0 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x148 ---------------- Code disassembly (best guess): 0: 7c 03 jl 0x5 2: 00 00 add %al,(%rax) 4: 48 8b 04 24 mov (%rsp),%rax 8: 48 8b 90 b0 00 00 00 mov 0xb0(%rax),%rdx f: eb 91 jmp 0xffffffa2 11: bb ed ff ff ff mov $0xffffffed,%ebx 16: e9 07 f3 ff ff jmp 0xfffff322 1b: e8 67 14 b5 fa call 0xfab51487 20: 48 8d 3d f0 a4 88 09 lea 0x988a4f0(%rip),%rdi # 0x988a517 27: 48 89 de mov %rbx,%rsi * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: bb f0 ff ff ff mov $0xfffffff0,%ebx 34: e9 e9 f2 ff ff jmp 0xfffff322 39: e8 49 14 b5 fa call 0xfab51487 3e: 0f .byte 0xf 3f: 1f (bad)